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Inventing the Future

  Download this column as a one page PDF. Computer scientist Alan Kay once said the best way to predict the future is to invent it. If this is true, what are inventors currently ...
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Solar Panels

Like magic, solar panels can convert light into electricity. They can save you money, and our environment. When combined with computer-controlled motors and wind sensors, they can ...
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Perplexing Puzzles

Cyberchase Tangrams At the PBS Kids Cyberchase site, Tangrams is our favorite game. By moving shape tiles around you can copy designs and make buildings and creatures. All it takes ...

Giant Wind Turbines

Test Your Knowlege of GIANT WIND TURBINES Wind energy is getting a lot more attention lately. In fact, some people hope that wind turbines will someday be able to generate enough electricity ...

What Happens To Your Garbage?

What Happens to Your GARBAGE? What happens to your used can, bottle or AA battery? What should you do with your old cell phone or computer? These Internet sites have the answers! 1. ...
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Electric Vehicles

We’ve all grown used to stopping at the gas station, the smell of exhaust, and worrying about global warming. But thanks to stronger lithium-ion batteries and computer controlled ...
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Light Bulb

                Before 1880, when the sun went down, you either went to bed or you burned something — like whale oil or a kerosene lamp ...
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Batteries

        If somebody gave you a lemon, could you make a battery? Do you know which batteries don’t need to be recycled — and which do? Should you store ...
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